Slow growth is incompatible with anything that requires network effects.
And if we are talking about quality alone, then the Fediverse products are already lagging behind Bluesky and Nostr, and the current user base is so reactionary that trend will be that we'll keep losing ground.
I wrote to about a dozen journalists on Linked who loved to complain about Elon Musk on Twitter. A short paragraph saying about how Mastodon is growing and that the best way to combat Musk power would be by stripping his platform of reputable people.
Zero responses.